90=43-3x

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Solution for 90=43-3x equation: 



90=43-3x

We move all terms to the left:

90-(43-3x)=0

We add all the numbers together, and all the variables

-(-3x+43)+90=0

We get rid of parentheses

3x-43+90=0

We add all the numbers together, and all the variables

3x+47=0

We move all terms containing x to the left, all other terms to the right

3x=-47

x=-47/3

x=-15+2/3

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